Electronics - Inductors - Discussion
Discussion Forum : Inductors - General Questions (Q.No. 15)
15.
The polarity of induced voltage while a field is collapsing is:
Discussion:
2 comments Page 1 of 1.
Prasanna said:
1 decade ago
"However, when the switch is opened, the coil's inductance responds to the decrease in current by inducing a voltage of reverse polarity, in an effort to maintain current at the same magnitude and in the same direction."
Hunter said:
1 decade ago
It is basic 12th physics that the induced EMF flows in the direction that opposes the change that produced it.
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